Perhaps you should try some spelling variations:
plasma processing » laser processing (Expand search), tilapia processing (Expand search), data processing (Expand search)
decrease lesions » disease lesions (Expand search), decreased response (Expand search), decrease adhesion (Expand search)
lesions decrease » response decrease (Expand search), lesions case (Expand search)
decrease plasma » decreased plasma (Expand search), decreases plasma (Expand search), increase plasma (Expand search)
decrease that » decrease the (Expand search), decrease at (Expand search), decrees that (Expand search)
that decrease » that increase (Expand search), that increases (Expand search), not decrease (Expand search)
decrease any » decrease and (Expand search), decreases and (Expand search), decreased and (Expand search)
any decrease » and decrease (Expand search), can decrease (Expand search), may decrease (Expand search)

You may be able to get more results by adjusting your search query.

• The words AND, OR and NOT may confuse the search; try adding quotes: "(( decrease any decrease plasma processing ) OR ( decrease that decrease lesions decrease ))~".
• Adding a wildcard symbol may retrieve word variants: (( decrease any decrease plasma processing ) OR ( decrease that decrease lesions decrease ))*.